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MS. CHLOE EVE CARPENTER C-AA
NPI 1659964377
Anesthesiologist Assistant in Washington, DC

Active since February 12, 2021Accepts Medicare Assignment
900 23RD ST NW, WASHINGTON, DC 20037(202) 715-4750(202) 715-4759 Get Directions Write a Review

NPPES record last updated: October 27, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 2, 2022, Sep 9, 2021, May 24, 2021 and 1 more (4 updates tracked since 2021).

About Ms. Chloe Eve Carpenter C-aa NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MS. CHLOE EVE CARPENTER C-AA (NPI 1659964377) is an individual anesthesiologist assistant in Washington, District Of Columbia, licensed in District Of Columbia (AA2000008) and active in the NPI registry since February 2021. She maintains 2 additional practice locations and is a graduate of Other (2021).

NPPES Registry Identity

NPI1659964377
Entity TypeIndividualFemale
Primary Taxonomy367H00000X
Provider Legal NameMS. CHLOE EVE CARPENTERCredential: C-AA
Location Address900 23RD ST NWWashington, DC 20037-2342
Mailing Address339 Consort DrBallwin, MO 63011-4439 · (636) 386-9224 · Fax (636) 386-7679
Phone(202) 715-4750
Fax(202) 715-4759
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateFebruary 12, 2021
Last NPPES UpdateOctober 27, 20254 updates tracked since enumeration
NPPES CertifiedOctober 27, 2025
✔ NPI 1659964377 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologist AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367H00000X
License✔ Licensed in DC · AA2000008
Definition
An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants are required to have a bachelor's degree with a premed curriculum prior to entering a two-year anesthesiology assistant program, which is focused upon the delivery and maintenance of anesthesia care as well as advanced patient monitoring techniques. An Anesthesiologist Assistant must work as a member of the anesthesia care team under the direction of a qualified Anesthesiologist.
900 23RD ST NW, Washington, DC 20037
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1615 S New Ballas RdSaint Louis, MO 63141-8221 · Phone (636) 386-7679 · Fax (636) 386-7679
Location 2438 N Thomas StArlington, VA 22203-2429 · Phone (202) 568-0722

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ms. Chloe Eve Carpenter C-aa is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3476954207
PECOS Enrollment IDI20210929000145

Medicare Billing Reassignments

3

Medicare enrollment records show Chloe Carpenter reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Medical Faculty Associates, Inc
0.1 mi
Anesthesiology
2150 PENNSYLVANIA AVE NW, SUITE 10-409A
Washington, DC 20037
  • Reassigned Medicare billing, District of Columbia enrollment
  • 1,275 clinicians in this Medicare group
NPI 1417990581 (202) 741-3350
Medstar Medical Group II LLC
0.5 mi
Internal Medicine
1145 19TH ST NW, SUITE 311
Washington, DC 20036
  • Reassigned Medicare billing, District of Columbia enrollment
  • 3,530 clinicians in this Medicare group
NPI 1376887844 (202) 429-2401
Medstar Medical Group Anesthesiology LLC
2.7 mi
Anesthesiology
110 IRVING ST NW
Washington, DC 20010
  • Reassigned Medicare billing, District of Columbia enrollment
  • 482 clinicians in this Medicare group
NPI 1558976175 (703) 558-1403

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MUSTAFA BASSAM HAMMUDI MD
Internal Medicine
900 23RD ST NW
WASHINGTON, DC 20037
District of Columbia (202) 715-5109
DR. WILLIAM ANDREW HIATT MD
Student in an Organized Health Care Education/Training Program
900 23RD ST NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. SHANE ZAMANI MD
Anesthesiology
900 23RD ST NW
WASHINGTON, DC 20037
District of Columbia (202) 715-4750
MRS. KATHERINE CAROLINE FOX PA-C, MPH
Physician Assistant (Surgical)
900 23RD ST NW
WASHINGTON, DC 20037
District of Columbia (202) 715-5000
MICHAEL WILLIAM HELBIG MD
Student in an Organized Health Care Education/Training Program
900 23RD ST NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3100
DR. AYAL ZEV PIERCE MD
Emergency Medicine
900 23RD ST NW
WASHINGTON, DC 20037
District of Columbia (202) 715-4000
CALLIE BEEGLE PA-C
Physician Assistant
900 23RD ST NW
WASHINGTON, DC 20037
District of Columbia (202) 715-4000
MEGAN KATHLEEN DAILEY PA-C
Physician Assistant
900 23RD ST NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2210

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Chloe Carpenter's NPI number?

The NPI number for Chloe Carpenter is 1659964377. It was assigned to this individual provider in the NPPES registry on February 12, 2021.

Where is Chloe Carpenter located?

Chloe Carpenter practices at 900 23rd St NW, Washington, DC 20037. The listed phone number is (202) 715-4750.

What is Chloe Carpenter's specialty?

The primary specialty registered for this NPI is Anesthesiologist Assistant with taxonomy code 367H00000X.

Is Chloe Carpenter enrolled in Medicare?

Yes. Chloe Carpenter is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Chloe Carpenter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Chloe Carpenter reassigns Medicare benefits to 3 organizations: Medical Faculty Associates, Inc (Washington, DC), Medstar Medical Group II LLC (Washington, DC) and Medstar Medical Group Anesthesiology LLC (Washington, DC). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Chloe Carpenter's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Chloe Carpenter was last updated on October 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.